Sony MHC-GN900 Operating Instructions Manual

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MHC-GN800 4-244-569-13 (3)Troubleshooting31GBSpeakersSound comes from only one channel orunbalanced left and right volume.• Check the speaker connection and speakerplacement.Sound lacks bass.• Check that the speaker’s + and – terminals areconnected correctly.CD PlayerThe disc tray does not open and “LOCKED”appears on the front panel display.• Contact your Sony dealer or local authorizedSony service facility.The disc tray does not close.• The disc is not placed properly.The CD does not play.• The disc is not lying flat in the disc tray.• The disc is dirty.• The disc is inserted label side down.• Moisture condensation has built up. Remove thedisc and leave the system turned on for about anhour until the moisture evaporates.Disc access takes a longer time.• Set “CD POWER ON” by CD power managefunction (page 15).Playback does not start from the first track.• The player is in Program Play or Shuffle Playmode. Press PLAY MODE repeatedly until“1 DISC”, “ALBM” or “ALL DISCS” appears.MP3 audio track cannot be played back.• Recording was not performed according to theISO 9660 level 1, level 2, or Joliet in theexpansion format.• The MP3 audio track does not have the extension“.MP3”.• The data is not stored in MP3 format.• The discs containing tracks other than MPEG1, 2 and 2.5 Audio Layer-3 files cannot beplayed back.MP3 audio tracks take a longer time to playbackthan others.• After the unit reads all tracks on the disc,playback may take more time than usual if— the number of albums or tracks on the disc isvery large.— the album and track organization structure isvery complex.The album title, track title, and ID3 tag do notappear correctly.• Use a disc that conforms with ISO 9660 level 1,level 2, or Joliet in the expansion format.• The ID3 tag is not version 1 or version 2.The album title, track title, ID3 tag and the CDTEXT characters do not appear properly.• The character code that can be displayed by thisunit are as follows.— Upper cases (A to Z)— Lower cases (a to z)— Numbers (0 to 9)— Symbols (< > * +, – / [ ] \ _)Other characters may not be displayed correctly.continued